Base | Representation |
---|---|
bin | 11111000111011… |
… | …010011011101100 |
3 | 1100101022020002200 |
4 | 133013122123230 |
5 | 2032120140342 |
6 | 123445021500 |
7 | 15636145452 |
oct | 3707323354 |
9 | 1311266080 |
10 | 522036972 |
11 | 248749116 |
12 | 1269b4890 |
13 | 841cc722 |
14 | 4d4909d2 |
15 | 30c6c94c |
hex | 1f1da6ec |
522036972 has 18 divisors (see below), whose sum is σ = 1319593548. Its totient is φ = 174012312.
The previous prime is 522036971. The next prime is 522036997. The reversal of 522036972 is 279630225.
522036972 is a `hidden beast` number, since 5 + 220 + 369 + 72 = 666.
It is a tau number, because it is divible by the number of its divisors (18).
It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 14501027 = 522036972 / (5 + 2 + 2 + 0 + 3 + 6 + 9 + 7 + 2).
It is not an unprimeable number, because it can be changed into a prime (522036971) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7250478 + ... + 7250549.
Almost surely, 2522036972 is an apocalyptic number.
It is an amenable number.
522036972 is an abundant number, since it is smaller than the sum of its proper divisors (797556576).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
522036972 is a wasteful number, since it uses less digits than its factorization.
522036972 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14501037 (or 14501032 counting only the distinct ones).
The product of its (nonzero) digits is 45360, while the sum is 36.
The square root of 522036972 is about 22848.1284135047. The cubic root of 522036972 is about 805.1937972001.
The spelling of 522036972 in words is "five hundred twenty-two million, thirty-six thousand, nine hundred seventy-two".
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